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936376f3
编写于
10月 15, 2018
作者:
P
Paul B Mahol
浏览文件
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浏览文件
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电子邮件补丁
差异文件
avfilter/af_silenceremove: use enum for threshold detection modes
上级
631994b6
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
11 addition
and
6 deletion
+11
-6
libavfilter/af_silenceremove.c
libavfilter/af_silenceremove.c
+11
-6
未找到文件。
libavfilter/af_silenceremove.c
浏览文件 @
936376f3
...
...
@@ -35,6 +35,11 @@ enum SilenceDetect {
D_RMS
,
};
enum
ThresholdMode
{
T_ANY
,
T_ALL
,
};
enum
SilenceMode
{
SILENCE_TRIM
,
SILENCE_TRIM_FLUSH
,
...
...
@@ -103,14 +108,14 @@ static const AVOption silenceremove_options[] = {
{
"start_duration"
,
"set start duration of non-silence part"
,
OFFSET
(
start_duration_opt
),
AV_OPT_TYPE_DURATION
,
{.
i64
=
0
},
0
,
INT32_MAX
,
AF
},
{
"start_threshold"
,
"set threshold for start silence detection"
,
OFFSET
(
start_threshold
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
0
},
0
,
DBL_MAX
,
AF
},
{
"start_silence"
,
"set start duration of silence part to keep"
,
OFFSET
(
start_silence_opt
),
AV_OPT_TYPE_DURATION
,
{.
i64
=
0
},
0
,
INT32_MAX
,
AF
},
{
"start_mode"
,
"set which channel will trigger trimming from start"
,
OFFSET
(
start_mode
),
AV_OPT_TYPE_INT
,
{.
i64
=
0
},
0
,
1
,
AF
,
"mode"
},
{
"any"
,
0
,
0
,
AV_OPT_TYPE_CONST
,
{.
i64
=
0
},
0
,
0
,
AF
,
"mode"
},
{
"all"
,
0
,
0
,
AV_OPT_TYPE_CONST
,
{.
i64
=
1
},
0
,
0
,
AF
,
"mode"
},
{
"start_mode"
,
"set which channel will trigger trimming from start"
,
OFFSET
(
start_mode
),
AV_OPT_TYPE_INT
,
{.
i64
=
T_ANY
},
T_ANY
,
T_ALL
,
AF
,
"mode"
},
{
"any"
,
0
,
0
,
AV_OPT_TYPE_CONST
,
{.
i64
=
T_ANY
},
0
,
0
,
AF
,
"mode"
},
{
"all"
,
0
,
0
,
AV_OPT_TYPE_CONST
,
{.
i64
=
T_ALL
},
0
,
0
,
AF
,
"mode"
},
{
"stop_periods"
,
NULL
,
OFFSET
(
stop_periods
),
AV_OPT_TYPE_INT
,
{.
i64
=
0
},
-
9000
,
9000
,
AF
},
{
"stop_duration"
,
"set stop duration of non-silence part"
,
OFFSET
(
stop_duration_opt
),
AV_OPT_TYPE_DURATION
,
{.
i64
=
0
},
0
,
INT32_MAX
,
AF
},
{
"stop_threshold"
,
"set threshold for stop silence detection"
,
OFFSET
(
stop_threshold
),
AV_OPT_TYPE_DOUBLE
,
{.
dbl
=
0
},
0
,
DBL_MAX
,
AF
},
{
"stop_silence"
,
"set stop duration of silence part to keep"
,
OFFSET
(
stop_silence_opt
),
AV_OPT_TYPE_DURATION
,
{.
i64
=
0
},
0
,
INT32_MAX
,
AF
},
{
"stop_mode"
,
"set which channel will trigger trimming from end"
,
OFFSET
(
stop_mode
),
AV_OPT_TYPE_INT
,
{.
i64
=
0
},
0
,
1
,
AF
,
"mode"
},
{
"stop_mode"
,
"set which channel will trigger trimming from end"
,
OFFSET
(
stop_mode
),
AV_OPT_TYPE_INT
,
{.
i64
=
T_ANY
},
T_ANY
,
T_ALL
,
AF
,
"mode"
},
{
"detection"
,
"set how silence is detected"
,
OFFSET
(
detection
),
AV_OPT_TYPE_INT
,
{.
i64
=
D_RMS
},
D_PEAK
,
D_RMS
,
AF
,
"detection"
},
{
"peak"
,
"use absolute values of samples"
,
0
,
AV_OPT_TYPE_CONST
,
{.
i64
=
D_PEAK
},
0
,
0
,
AF
,
"detection"
},
{
"rms"
,
"use squared values of samples"
,
0
,
AV_OPT_TYPE_CONST
,
{.
i64
=
D_RMS
},
0
,
0
,
AF
,
"detection"
},
...
...
@@ -331,7 +336,7 @@ silence_trim:
break
;
for
(
i
=
0
;
i
<
nbs
;
i
++
)
{
if
(
s
->
start_mode
)
{
if
(
s
->
start_mode
==
T_ANY
)
{
threshold
=
0
;
for
(
j
=
0
;
j
<
outlink
->
channels
;
j
++
)
{
threshold
|=
s
->
compute
(
s
,
ibuf
[
j
])
>
s
->
start_threshold
;
...
...
@@ -446,7 +451,7 @@ silence_copy:
if
(
s
->
stop_periods
)
{
for
(
i
=
0
;
i
<
nbs
;
i
++
)
{
if
(
s
->
stop_mode
)
{
if
(
s
->
stop_mode
==
T_ANY
)
{
threshold
=
0
;
for
(
j
=
0
;
j
<
outlink
->
channels
;
j
++
)
{
threshold
|=
s
->
compute
(
s
,
ibuf
[
j
])
>
s
->
stop_threshold
;
...
...
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